Jolteon

HS—Undaunted · #28/90 · Uncommon · 2010

$6.22

Market price ▲ 11.5% (30d)

Prices as of Jul 26, 2026

Normal Reverse Holofoil

HP 80LightningStage 1Art · Shin Nagasawa

143graded pop

3%gem rate

1.3×PSA 10 vs raw

0%off ATH $5.49 · Jul 2026

−$22.10EV to grade — don't

Printings & price history

Normal▲ 2.6% 7d$6.22

Low $3.90Mid $5.98

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Graded values

updated 2026-07-26

Grade 6 est.$5.22

Grade 5 est.$4.39

Grade 4 est.$3.62

Grade 3 est.$3.02

Grade 2 est.$2.47

Grade 1 est.$2.09

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

PSA 10 price history$42.00

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-07-08

PSA55 graded · 2 gem 10

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CGC51 graded · 2 gem 10

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Population data from PriceCharting, updated monthly.

Attacks

20Agility

Flip a coin. If heads, prevent all effects of attacks, including damage, done to Jolteon during your opponent's next turn.

70Mach Bolt

“It concentrates the weak electric charges emitted by its cells and launches wicked lightning bolts.”

How much is Jolteon #28/90 worth?

Right now (July 26, 2026) the going rate for an ungraded Jolteon #28/90 from HS—Undaunted is about $6.22. Across the 2 printings we track, copies run anywhere from $3.90 to $741.48 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $42.00, roughly 6.8x the raw price, while a PSA 9 sits near $36.24. 55 copies have been graded to date, and 4% of them came back a 10 — worth knowing before you pay grading fees.

We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Jolteon has moved over time.